CRY PTOGAMI A. MUSCL Bryum. 1029 
a. Capsules roundish. 
b. Capsules egg-shaped. 
c. Capsules oblong. 
C. Capsules on fruit-stalks, leaning. 
1. Stem none, or very short and unbranched. 
2. Stems upright. 
D. Capsules on fruit-stalks, drooping. 
1. Stem none, or very short and unbranched. 
2. Stems upright. 
A. Capsules sessile, or nearly so. 
B. apocar'pum. Capsules sessile, terminal: beak bent: veil very 
small. 
( E. Bot. \\3A>—Musc. Brit. xiii.— Schmid. 57. 1. E.)— Vaill. 27. 15— 
Hedw. Stirp. i. 39— Dill. 32. 4— FI. Dan. ^O—Happ. iii. 2. 
Shoots one to two inches high ; somewhat branched. Leaves at the ends of 
the shoots and branches, paler, longer, hairy at the end; from amongst 
these rise up fruit-stalks , very short, purple, with a yellow tubercle. 
Capsules oblong, smooth, green, changing to yellow. Mouth purple, 
open, elegantly fringed. Lid. scarlet. Veil pale yellow, deciduous. The 
fruit-stalks are so enveloped by the leaves at the extremity of the shoots, 
that neither they nor the capsules can be distinctly seen, but the scarlet 
lid strikes the eye. Weis. (Fringe of sixteen red, entire, spreading 
teeth, broad at the base, tapering to a fine point. E. Bot. According to 
the authors of Muse. Brit, the differences which have distinguished the 
several species here united arise merely from local circumstances. E.) 
({Sessile Bearded Thread-moss. E.) Grimmia apocarpa. Hedw. 
Turn. Sm. Hook. G. alpicola. Sw. Hedw. Sm. G. rivularis. Brid. Sm. 
Turn. G. apocaula. Hoffm. Dill. E.) Bocks, stones, and trees. Walls 
and roofs of houses. Nov.—April. 
Var. 2. Shoots longer and more branched, leafits ending in hairs. 
Hedw. Stirp. i. 40— Dill. 32. 5, B dry , A moistened — Vaill. 27. 18. 
In spreading tufts like the preceding, but the stems are longer, more 
branched, more leafy. Leaves broader, terminal hairs longer; dilute 
green in winter, hoary in spring. The ends of the branches often hooked, 
which never happens in the preceding variety. Capsules inclosed in leafy 
scales, green; the young ones at the ends, the old ones at the sides of 
the branches. Dill. 
Hedwigia ciliata. Hedw. Bocks and trees. 
B. sessile. Capsules sessile : beak straight: leaves straight, keeled. 
Dill. 55. 10— (E. Bot. 13 25. E.) 
Grows in tufts. Stem about an inch high, somewhat branched. Leaves 
numerous, straight, keeled, pellucid when wet, opake and darker green 
when dry. Fruit-stalks very short, thick at the bottom. Veil brown, 
hairy, striated. Dill. 
/(.Straight*leaved Thread-mqss. E-) B. striatum var. y. With. Ed* ii* 
